POJ 1511 Invitation Cards / UVA 721 Invitation Cards / SPOJ Invitation / UVAlive Invitation Cards / SCU 1132 Invitation Cards / ZOJ 2008 Invitation Cards / HDU 1535 (图论,最短路径) Description In the age of television, not many people attend theater perfor…

题目链接:http://poj.org/problem?id=1511 就是求从起点到其他点的最短距离加上其他点到起点的最短距离的和 , 注意路是单向的. 因为点和边很多, 所以用dijkstra优先队列的做法. 起点到其他点的最短距离之和就是dij一下 . 要求其他点到起点的最短距离的话就是把原先边的方向反向一下,然后再求起点到其他点的最短距离之和 , 同样dij一下. 代码如下: #include <iostream> #include <cstdio> #include &l…

题目链接:http://poj.org/problem?id=1511 题目大意:给你n个点,m条边(1<=n<=m<=1e6),每条边长度不超过1e9.问你从起点到各个点以及从各个点到起点的最小路程总和. 解题思路:这里用了优先队列优化的dijkstra复杂度mlogn,从起点到个点最短路径直接算就好了,算各个点到起点的最短路径,只要把边的方向反一下,再算一次从起点到个点最短路径就好了. Dijkstra: #include<iostream> #include<cs…

Invitation Cards DescriptionIn the age of television, not many people attend theater performances. Antique Comedians of Malidinesia are aware of this fact. They want to propagate theater and, most of all, Antique Comedies. They have printed invitatio…

题目链接: http://acm.hdu.edu.cn/showproblem.php?pid=1535 Problem Description In the age of television, not many people attend theater performances. Antique Comedians of Malidinesia are aware of this fact. They want to propagate theater and, most of all,…

Invitation Cards Time Limit: 8000MS   Memory Limit: 262144K Total Submissions: 16178   Accepted: 5262 Description In the age of television, not many people attend theater performances. Antique Comedians of Malidinesia are aware of this fact. They wan…

题目链接: 传送门 Invitation Cards Time Limit: 5000MS     Memory Limit: 32768 K Description In the age of television, not many people attend theater performances. Antique Comedians of Malidinesia are aware of this fact. They want to propagate theater and, mo…

转载请注明出处: http://www.cnblogs.com/fraud/          ——by fraud Invitation Cards Time Limit: 5 Seconds      Memory Limit: 65536 KB In the age of television, not many people attend theater performances. Antique Comedians of Malidinesia are aware of this fa…

Invitation Cards Time Limit: 8000MS   Memory Limit: 262144K Total Submissions: 34743   Accepted: 11481 题目链接:http://poj.org/problem?id=1511 Description: In the age of television, not many people attend theater performances. Antique Comedians of Malidi…

Invitation Cards Time Limit: 10000/5000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 2173    Accepted Submission(s): 1056 Problem Description In the age of television, not many people attend theater performances.…